Describe the classification of cities in the world on the basis of size of population. Or The size of population is different for the classification of cities in the world. How?

Describe the classification of cities in the world on the basis of siz

1.	Describe the classification of cities in the world on the basis of size of population. Or The size of population is different for the classification of cities in the world. How?
Answer» The limit of population is decided separately for the classification of cities in the world. The different countries of the world, in order to be included in the category of urban regions, the minimum limit of population is 250 in Denmark, Sweden and finland, 300 in Iceland, 1000 in Canada and Venezuela, 1500 in Columbia, 2000 in Portugal and Argentina, 2500 in USA and Thailand, 3000 in Japan and 5000 persons in India. In India, apart from 5000 as population, the population density should also be 400 persons per sq. km and the population engaged in primary occupations is also considered.